Compilers translate source code into executable programs and libraries. Inside modern compiler suites, a multistage process analyzes the source code, points out errors, generates intermediate code and tables, rearranges a large amount of data, and adapts the code to the target processor.

The well-known Monty Hall game show problem can be a rewarding maiden voyage for prospective statisticians. But is it possible to teach a neural network to choose between goats and cars with a few practice sessions?